Part Number HP6551C3-368 having (CAGE Code 0ZC92) and FSC 5305 Screws in stock with ready to ship. Get an instant quote for HP6551C3-368 Screw Shoulder by Heartland Precision Fasteners In. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.